Vaultek Smart Key Nano Touch

Biometric Smart Key with Rechargeable Lithium Battery Instant access with one simple touch. Mount anywhere with the included bracket and mounting tape. Biometric scanner can store up to 20 fingerprints for secure access and features a range up to 20 feet. Built-in rechargeable battery provides 3 months of standby time, and can be recharged in 2.5 hours. Compatible with RS Series, MX Series, VT Series, and Slider Series safes. NOT COMPATIBLE WITH ESSENTIAL SERIES MODELS Included Accessories: (1) Micro-USB Charging Cable External Dimensions: 1.8" Diameter, .8" Tall